Meta releases Muse Spark Open, a new ‘open-weight’ AI model

Meta says Muse excels at ‘multi-step reasoning’ and ‘complex software engineering’ as it races to catch up to Chinese rivals

Meta releases Muse Spark Open, a new ‘open-weight’ AI model

TL;DR

  • Meta launched Muse Spark Open, an open-weight AI model.
  • The model is claimed to rival or outperform similar products from Chinese developers like Alibaba and Moonshot AI.
  • Muse Spark Open is designed for coding, agentic work, long-horizon tasks, complex software engineering, and multi-step reasoning.
  • It features integrated safeguards and is optimized to run on Apple's M5 Ultra chips.
  • Users can create a desktop "supercomputer" by running the model on two Mac Studios with M5 Ultra chips.
  • This launch follows Meta's recent announcement of a new closed AI model.